Home / 1,418,399-2,127,593.64-353,441.80

Finding the Fourth Proportional to 1,418,399, 2,127,593.64 and 353,441.80

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Solution

The fourth proportional to 1,418,399, 2,127,593.64 and 353,441.80 is: 530,161.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,399 : 2,127,593.64 = 353,441.80 : x
  2. Step 2: Convert to fraction form
    1,418,399/2,127,593.64 = 353,441.80/x
  3. Step 3: Cross multiply
    1,418,399x = 2,127,593.64 × 353,441.80
  4. Step 4: Simplify right side
    1,418,399x = 751,980,525,790.15
  5. Step 5: Solve for x
    x = 751,980,525,790.15/1,418,399
  6. Step 6: Final answer
    x = 530,161.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.